package com.nuaa.qianru.run;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.fasterxml.jackson.annotation.JsonAlias;
import org.eclipse.paho.client.mqttv3.*;
import org.eclipse.paho.client.mqttv3.persist.MemoryPersistence;
//通过订阅对应主题，反向控制机床的运行
public class Client8 extends Thread {

    public static final String HOST = "tcp://192.168.11.15:1883";
    public static final String TOPIC = "Set/Request/1DE04CEC2F708FA";
    private static final String clientid = "34124"+Math.random();
    private static MqttClient client;
    private MqttConnectOptions options;
    private String userName = "admin";
    private String passWord = "public";

    /* private ScheduledExecutorService scheduler; */
    @Override
    public void run() {
        try {
            // host为主机名，clientid即连接MQTT的客户端ID，一般以唯一标识符表示，MemoryPersistence设置clientid的保存形式，默认为以内存保存
            client = new MqttClient(HOST, clientid, new MemoryPersistence());
            // MQTT的连接设置
            options = new MqttConnectOptions();
            // 设置是否清空session,这里如果设置为false表示服务器会保留客户端的连接记录，这里设置为true表示每次连接到服务器都以新的身份连接
            options.setCleanSession(true);
            // 设置连接的用户名
            options.setUserName(userName);
            // 设置连接的密码
            options.setPassword(passWord.toCharArray());
            // 设置超时时间 单位为秒
            options.setConnectionTimeout(10);
            // 设置会话心跳时间 单位为秒 服务器会每隔1.5*20秒的时间向客户端发送个消息判断客户端是否在线，但这个方法并没有重连的机制
            options.setKeepAliveInterval(60);
            // 设置回调
            client.setCallback(new PushCallback());
            MqttTopic topic = client.getTopic(TOPIC);
            //setWill方法，如果项目中需要知道客户端是否掉线可以调用该方法。设置最终端口的通知消息
            options.setWill(topic, "close".getBytes(), 2, true);
            options.setAutomaticReconnect(true);
            client.connect(options);
            //订阅消息
//            int[] Qos  = {1};
//            String[] topic1 = {TOPIC};
//            client.subscribe(topic1, Qos);
            //定义消息内容
            JSONObject valuesElement = new JSONObject();
            valuesElement.put("id","01035433");
            JSONObject paramsElement = new JSONObject();
            paramsElement.put("index",2626);
            paramsElement.put("value",1);
            valuesElement.put("params",paramsElement);
            String content =  valuesElement.toJSONString();
            //定义qos级别
            int qos = 2;
            MqttMessage message = new MqttMessage(content.getBytes());
            //设置qos级别
            message.setQos(qos);
            String[] topic1 = {TOPIC};
            client.publish(String.valueOf(topic1), message); //发布消息

        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public static void stop1() {
        try {
            // 断开连接
            client.disconnect();
            // 关闭客户端
            client.close();
        } catch (MqttException e) {
            e.printStackTrace();
        }
    }

    public static MqttClient getClient() {
        return client;
    }

    public static void setClient(MqttClient client) {
        Client8.client = client;
    }

}
